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Carbonless copying provides an alternative to the use of carbon copying. Carbonless copy paper has micro-encapsulated dye or ink on the back side of the top sheet, and a clay coating on the front side of the bottom sheet. When pressure is applied (from writing or impact printing), the dye capsules rupture and react with the clay to duplicate ...
A laboratory notebook (colloq. lab notebook or lab book) is a primary record of research. Researchers use a lab notebook to document their hypotheses, experiments and initial analysis or interpretation of these experiments. The notebook serves as an organizational tool, a memory aid, and can also have a role in protecting any intellectual ...
Carbonless; Copy; Paper; Conversion program: Acrobat Distiller 4.0 for Windows: Encrypted: no: Page size: 604.8 x 792 pts; 612 x 792 pts (letter) 792 x 612 pts (letter)
Lab notebooks in general are used by scientists, engineers, and technicians to document research, experiments, and procedures performed in a laboratory. A lab notebook is often maintained to be a legal document and may be used in a court of law as evidence. Similar to an inventor's notebook, the lab notebook is also often referred to in patent ...
The advent of word processing and the decline of typewriting meant that any number of copies of a document could be printed on demand, and the decline of carbon paper, which had already been partially superseded by photocopying and carbonless copy paper, became irrevocable. A few specialist or remnant uses remain.
An electronic lab notebook (also known as electronic laboratory notebook, or ELN) is a computer program designed to replace paper laboratory notebooks. Lab notebooks in general are used by scientists, engineers, and technicians to document research, experiments, and procedures performed in a laboratory. A lab notebook is often maintained to be ...